Activity 3. A. Change the following sentences into the correct negative form of present continues tense. 1. My mother is baking a cake. (-). 2. my sister is watching the you tube channel on television. (-). 3. They are playing badminton at the garage now. 4. we were singing out favorite when someone rang the bell. (-). 5. My brother and I were reading some novels in the bedroom when my father came from his office 6. I was repairing my bike when Antok came to ask me to play football yesterday. (-). ccccccccc​